What powers joonas.io?
Last seen Aug 2026 · 22 technologies across 12 categories
Analytics
Google Analytics
since Dec 2020
Caching
Varnish
since Aug 2024
CDN
CMS
Tistory
since Oct 2023
Issue trackers
Sentry
since Dec 2020
JavaScript frameworks
Svelte
since Dec 2024
JavaScript graphics
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
GitHub Pages
since Aug 2024
Security
HSTS
since Nov 2022
UI frameworks
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.26 / 10 · ranked #66,904,573 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- CDN: Fastly
- Weight: 0.9 MB · 31 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| blog.joonas.io | 16 |
| www.joonas.io | 9 |